Microsoft 365 AitM Phishing Hijacks Accounts to Collect Payroll and Finance Emails

Cybersecurity researchers have called attention to an active "widespread email-driven phishing campaign" that employs adversary-in-the-middle AitM techniques to take control of Microsoft 365 accounts with an aim to identify key personnel involved in financial workflows and gather related email...

Ransomware in 2025: Blending in is the strategy

Ransomware attacks aren't smash-and-grab anymore. They're built on access that already looks legitimate -- closer to positioning chess pieces than breaking the door down. That's the big trend that comes through in the ransomware data from the Talos 2025 Year in Review. Once attackers have initial...

Microsoft Warns IRS Phishing Hits 29,000 Users, Deploys RMM Malware

Microsoft has warned of fresh campaigns that are capitalizing on the upcoming tax season in the U.S. to harvest credentials and deliver malware. The email campaigns take advantage of the urgency and time-sensitive nature of emails to send phishing messages masquerading as refund notices, payroll...

An Agentic Multi-Agent Architecture for Cybersecurity Risk Management

Getting a real cybersecurity risk assessment for a small organization is expensive -- a NIST CSF-aligned engagement runs $15,000 on the low end, takes weeks, and depends on practitioners who are genuinely scarce. Most small companies skip it entirely. We built a six-agent AI system where each age...

Bloody Wolf Targets Uzbekistan, Russia Using NetSupport RAT in Spear-Phishing Campaign

The threat actor known as Bloody Wolf has been linked to a campaign targeting Uzbekistan and Russia to infect systems with a remote access trojan known as NetSupport RAT. Cybersecurity vendor Kaspersky is tracking the activity under the moniker Stan Ghouls. The threat actor is known to be active...

Stan Ghouls targeting Russia and Uzbekistan with NetSupport RAT

Introduction Stan Ghouls also known as Bloody Wolf is an cybercriminal group that has been launching targeted attacks against organizations in Russia, Kyrgyzstan, Kazakhstan, and Uzbekistan since at least 2023. These attackers primarily have their sights set on the manufacturing, finance, and IT...

CISA and Partners Release Advisory Update on Akira Ransomware

Today, Cybersecurity and Infrastructure Security Agency CISA, in collaboration with the Federal Bureau of Investigation, Department of Defense Cyber Crime Center, Department of Health and Human Services, and international partners, released an updated joint Cybersecurity Advisory, StopRansomware:...

Uncovering Qilin attack methods exposed through multiple cases

In the second half of 2025, the ransomware group Qilin has continued to publish victim information on its leak site at a pace of more than 40 cases per month, making it one of the most impactful ransomware groups worldwide. The manufacturing sector has been the most affected, followed by...

EvilAI Malware Masquerades as AI Tools to Infiltrate Global Organizations

Threat actors have been observed using seemingly legitimate artificial intelligence AI tools and software to sneakily slip malware for future attacks on organizations worldwide. According to Trend Micro, the campaign is using productivity or AI-enhanced tools to deliver malware targeting various...

EvilAI Malware Masquerades as AI Tools to Infiltrate Global Organizations

Threat actors have been observed using seemingly legitimate artificial intelligence AI tools and software to sneakily slip malware for future attacks on organizations worldwide. According to Trend Micro, the campaign is using productivity or AI-enhanced tools to deliver malware targeting various...

MixShell Malware Delivered via Contact Forms Targets U.S. Supply Chain Manufacturers

Cybersecurity researchers are calling attention to a sophisticated social engineering campaign that's targeting supply chain-critical manufacturing companies with an in-memory malware dubbed MixShell. The activity has been codenamed ZipLine by Check Point Research. "Instead of sending unsolicited...

Phishing Campaign Uses UpCrypter in Fake Voicemail Emails to Deliver RAT Payloads

Cybersecurity researchers have flagged a new phishing campaign that's using fake voicemails and purchase orders to deliver a malware loader called UpCrypter. The campaign leverages "carefully crafted emails to deliver malicious URLs linked to convincing phishing pages," Fortinet FortiGuard Labs...

FBI Warns FSB-Linked Hackers Exploiting Unpatched Cisco Devices for Cyber Espionage

A Russian state-sponsored cyber espionage group known as Static Tundra has been observed actively exploiting a seven-year-old security flaw in Cisco IOS and Cisco IOS XE software as a means to establish persistent access to target networks. Cisco Talos, which disclosed details of the activity, sa...

FBI Warns FSB-Linked Hackers Exploiting Unpatched Cisco Devices for Cyber Espionage

A Russian state-sponsored cyber espionage group known as Static Tundra has been observed actively exploiting a seven-year-old security flaw in Cisco IOS and Cisco IOS XE software as a means to establish persistent access to target networks. Cisco Talos, which disclosed details of the activity, sa...

Russian state-sponsored espionage group Static Tundra compromises unpatched end-of-life network devices

Static Tundra is a Russian state-sponsored cyber espionage group linked to the FSB's Center 16 unit that has been operating for over a decade, specializing in compromising network devices for long-term intelligence gathering operations. The group actively exploits a seven-year-old vulnerability...

Ransomware incidents in Japan during the first half of 2025

In the first half of 2025, the number of ransomware attacks in Japan increased by approximately 1.4 times compared to the previous year. Ransomware attackers continue to primarily target small and medium-sized enterprises in Japan. The most affected industry remains manufacturing, unchanged from...

Over 70 Organizations Across Multiple Sectors Targeted by China-Linked Cyber Espionage Group

The reconnaissance activity targeting American cybersecurity company SentinelOne was part of a broader set of partially-related intrusions into several targets between July 2024 and March 2025. "The victimology includes a South Asian government entity, a European media organization, and more than...

Employees Searching Payroll Portals on Google Tricked Into Sending Paychecks to Hackers

Threat hunters have exposed a novel campaign that makes use of search engine optimization SEO poisoning techniques to target employee mobile devices and facilitate payroll fraud. The activity, first detected by ReliaQuest in May 2025 targeting an unnamed customer in the manufacturing sector, is...

Lotus Blossom espionage group targets multiple industries with different versions of Sagerunex and hacking tools

Cisco Talos discovered multiple cyber espionage campaigns that target government, manufacturing, telecommunications and media, delivering Sagerunex and other hacking tools for post-compromise activities. Talos attributes these attacks to the threat actor known as Lotus Blossom. Lotus Blossom has...

Winnti APT41 Targets Japanese Firms in RevivalStone Cyber Espionage Campaign

The China-linked threat actor known as Winnti has been attributed to a new campaign dubbed RevivalStone that targeted Japanese companies in the manufacturing, materials, and energy sectors in March 2024. The activity, detailed by Japanese cybersecurity company LAC, overlaps with a threat cluster...